Broadfin Thornyhead

Sebastolobus macrochir

Body color: Bright red-orange to pink; membranes between posterior-most dorsal spines black.

Peritoneum color: light     Shape between eyes: concave

Counts: D:XIV-XVI,8-10, Ar:5, P1:21-23, GR:18-21, LLp:30-34, LLs:35-38, V:27-30

Occurence: Aleutian Islands

Depth: 800 meters     Size: 35 cm     Species code: 30025

Similar species: Shortspine Thornyhead - pectoral fin deeply notched, lower rays not highly branched; body less deep. Longspine Thornyhead - lower pectoral rays not highly branched; body less deep. Aleutian Scorpionfish (genus Adelosebastes) - cheek spines 1-2, weak; lower pectoral rays fingerlike; head spines very large; body deep. Other Rockfishes (genus Sebastes) - cheek spines absent; pectoral fin rounded, lacking notch; dorsal spines 12-15 (14-16 in Broadbanded thornyhead).

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